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Matter Math
100
Anything that has mass and volume
What is matter?
100
A group of substances physically combined.
What is a mixture?
100
A characteristic of matter that you can observe or measure.
What is a physical property?
100
Any change in which the identity of the orignial substance does not change.
What is a physical change?
100
A measure of the change in the amount of matter for how much space it takes up.
What is density?
200
Any type of matter that is chemically put together, it cannot be taken apart.
What is a pure substance?
200
A mixture in which the substances are well blended, you cannot see the pieces.
What is a homogeneous mixture?
200
A charactaristic of matter that tells what will happen to a substance when it combines with another substance.
What is a chemical property?
200
Any change in which the substances change into new, different substances.
What is a chemical change?
200
A measure of how much matter is in a substance.
What is mass?
300
A combination of substances physically put together.
What is a mixture?
300
A type of mixture in which the substances are not well blended, you can see the pieces.
What is a heterogeneous mixture?
300
color, odor, size, texture, taste, shape....
What are physical properties?
300
breaking, bending, melting, boiling, freezing, folding, cutting....
What are physical changes?
300
A measure of how much space a substance occupies.
What is volume?
400
The smallest unit of an element that keeps the properties of that element.
What is an atom?
400
Another name for a homogeneous mixture.
What is a solution?
400
flammability, reactivity, will combust in the present of air, will change color when mixed with iron....
What are chemical properties?
400
changes from red to blue, bursts into flame, odor changed from sweet to sour, changed from smooth metal to crystalline solid...
What are chemical changes?
400
The formula for Density.
What is Density = mass/volume D = m/v ?
500
A pure substance in which all the atoms are the same element.
What is an element?
500
Steel is an example.
What is a solid solution/alloy?
500
density, volume, weight, height.....
What are physical properties you measure?
500
changes in states of matter
What are physical changes?
500
A graduated cylinder is filled with water to a level of 40.0mL. When an object is lowered into the cylinder, the water rises to 63.4mL. If the density of the object is 8.9g/cm3, this is the mass.
What is 210g?